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Finding the Fourth Proportional to 652,314.80, 977,305.80 and 552,004.40

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Solution

The fourth proportional to 652,314.80, 977,305.80 and 552,004.40 is: 827,019.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    652,314.80 : 977,305.80 = 552,004.40 : x
  2. Step 2: Convert to fraction form
    652,314.80/977,305.80 = 552,004.40/x
  3. Step 3: Cross multiply
    652,314.80x = 977,305.80 × 552,004.40
  4. Step 4: Simplify right side
    652,314.80x = 539,477,101,745.52
  5. Step 5: Solve for x
    x = 539,477,101,745.52/652,314.80
  6. Step 6: Final answer
    x = 827,019.56

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.